[INFO] fetching crate buildkit-rs-frontend 0.1.0...
[INFO] testing buildkit-rs-frontend-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate buildkit-rs-frontend 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate buildkit-rs-frontend 0.1.0
[INFO] finished tweaking crates.io crate buildkit-rs-frontend 0.1.0
[INFO] tweaked toml for crates.io crate buildkit-rs-frontend 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate buildkit-rs-frontend 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding tonic v0.8.3 (available: v0.14.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ee5701dd4b8ba7fe3db074b14c8bd4f1f57033b6ced07a096bc694ca7bb7b58
[INFO] running `Command { std: "docker" "start" "-a" "0ee5701dd4b8ba7fe3db074b14c8bd4f1f57033b6ced07a096bc694ca7bb7b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ee5701dd4b8ba7fe3db074b14c8bd4f1f57033b6ced07a096bc694ca7bb7b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee5701dd4b8ba7fe3db074b14c8bd4f1f57033b6ced07a096bc694ca7bb7b58", kill_on_drop: false }`
[INFO] [stdout] 0ee5701dd4b8ba7fe3db074b14c8bd4f1f57033b6ced07a096bc694ca7bb7b58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03c44e45ed61bf9e3a0f0a28736d1428dede15e8f76c381ba2fab236baf618d7
[INFO] running `Command { std: "docker" "start" "-a" "03c44e45ed61bf9e3a0f0a28736d1428dede15e8f76c381ba2fab236baf618d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling tonic v0.8.3
[INFO] [stderr]    Compiling buildkit-rs-frontend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.69s
[INFO] running `Command { std: "docker" "inspect" "03c44e45ed61bf9e3a0f0a28736d1428dede15e8f76c381ba2fab236baf618d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c44e45ed61bf9e3a0f0a28736d1428dede15e8f76c381ba2fab236baf618d7", kill_on_drop: false }`
[INFO] [stdout] 03c44e45ed61bf9e3a0f0a28736d1428dede15e8f76c381ba2fab236baf618d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c9f23b86c5f460d892dace1a288f26d4ba58b6dbdeb3a7c308281e253c4ff90
[INFO] running `Command { std: "docker" "start" "-a" "5c9f23b86c5f460d892dace1a288f26d4ba58b6dbdeb3a7c308281e253c4ff90", kill_on_drop: false }`
[INFO] [stderr]    Compiling buildkit-rs-frontend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "5c9f23b86c5f460d892dace1a288f26d4ba58b6dbdeb3a7c308281e253c4ff90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9f23b86c5f460d892dace1a288f26d4ba58b6dbdeb3a7c308281e253c4ff90", kill_on_drop: false }`
[INFO] [stdout] 5c9f23b86c5f460d892dace1a288f26d4ba58b6dbdeb3a7c308281e253c4ff90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb8e7f01cf767e5307a891147ddcbe22678e3dc7a0281db574679765400d4fc6
[INFO] running `Command { std: "docker" "start" "-a" "bb8e7f01cf767e5307a891147ddcbe22678e3dc7a0281db574679765400d4fc6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/buildkit_rs_frontend-bcffd46c11aa195b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests buildkit_rs_frontend
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb8e7f01cf767e5307a891147ddcbe22678e3dc7a0281db574679765400d4fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8e7f01cf767e5307a891147ddcbe22678e3dc7a0281db574679765400d4fc6", kill_on_drop: false }`
[INFO] [stdout] bb8e7f01cf767e5307a891147ddcbe22678e3dc7a0281db574679765400d4fc6